/*
 * Copyright (c) 2023-2025 elsfs Authors. All Rights Reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.elsfs.cloud.module.ai.biz.controller;

import dev.langchain4j.data.document.Document;
import dev.langchain4j.data.document.loader.FileSystemDocumentLoader;
import dev.langchain4j.data.document.splitter.DocumentBySentenceSplitter;
import dev.langchain4j.data.segment.TextSegment;
import dev.langchain4j.store.embedding.EmbeddingStore;
import dev.langchain4j.store.embedding.EmbeddingStoreIngestor;
import lombok.RequiredArgsConstructor;
import lombok.extern.slf4j.Slf4j;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

/** demo */
@Slf4j
@RequestMapping("/ai")
@RequiredArgsConstructor
@RestController
public class AiDocumentController {
  private final EmbeddingStore<TextSegment> embeddingStore;

  @GetMapping("/load")
  public String load() {
    Document document =
        FileSystemDocumentLoader.loadDocument(
            "/Users/Zhuanz/company/elsfs-cloud1/module/README.md");
    // EmbeddingStoreIngestor.ingest(document, embeddingStore);
    EmbeddingStoreIngestor.builder()
        .embeddingStore(embeddingStore)
        .documentSplitter(new DocumentBySentenceSplitter(200, 40))
        .build()
        .ingest(document);

    return "ok";
  }
}
